30 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.
Condition:
NewNew
Amino Acids (A-L). Amino Acids (M-Z). Glycine is a non-essential amino acid that has one of the simplest structures of all the amino acids. Glycine is found in proteins of all life forms, and is important in the synthesis of proteins as well as adenosine triphosphate (ATP).